Description:

Boring bar set for boring, boring cylindrical holes, boring faces, boring trapezoidal holes, boring faces, cutting holes, outer ring grooves, etc. Boring bar set made of steel with high hardness and good toughness. Boring head size: 2 inch; thread: 7/16-20 unf; connecting thread: 1-1/2-18; minimum scale: 0.001 inch; cross bore diameter: 1/2 inch. Boring head dials are clearly graduated, highly accurate and easy to recognize. Dual rod gripper allows for greater drilling range without extreme offsets.